Fix remove function of autowater

plugins/autowater.py

@@ -42,7 +42,7 @@ def autowater_remove(bot,channel,userhost,*args):
 		bot.say(channel,"{}: I'm not watching your plant. Did you mean to add yourself? (!autowater add)".format(nick))
 	else:
 		bot.say(channel,"{}: Welcome back! I'll stop watching your plant since you're here.".format(nick))
-		del watered[user]
+		del watered.value[user]
 		watered.save(watered.filename)
 
 BOTANY_PLANT_WATER_TRIGGER = (1 * (24 * 3600)) # 5 days for a botany plant to die, so water every day